echo signal
短語(yǔ)詞組
- echo wave signal 回波信號(hào)
- ultrasonic echo -signal 超聲回波信號(hào)
- echo -signal 回聲信號(hào)
- radar -echo-signal 雷達(dá)回波信號(hào)
- sea echo signal 海洋回波
- echo signal curve 回音曲線
- amplitude modulated echo signal 調(diào)幅回波信號(hào)
- target echo signal modeling 信號(hào)回波模型
- pulse echo signal 脈沖回波信號(hào) 返回 echo signal